Question

According to IUCN (2004), the total number of plants and animal species described is:

• A. 7 million
• B. Slightly more than 1.5 million
• C. 50 million
• D. 20 million

Answer 1

The correct option is B Slightly more than 1.5 million

● As per IUCN (2004), slightly more than 1.5 million species of plants and animals have been described.
● As per Robert May, global species diversity is about 7 million.